New shell scripts for testing, used for travis CI (#957)
[stockfish] / tests /
drwxr-xr-x   ..
-rwxr-xr-x 1622 instrumented.sh
-rwxr-xr-x 1083 perft.sh
-rwxr-xr-x 1277 reprosearch.sh
-rwxr-xr-x 607 signature.sh